Question

Factorise 27x³ + 15 y³ + 135 x²y + 225xy²​

Answer 1

Step-by-step explanation:

that the answer is this question

Answer 2

Step-by-step explanation:

3xy(9x³+5y³+45x+75y)

3xy(9x³+45x+5y³+75y)

3xy{9x(x²+5)+5y(y²+15)}